1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * Some of the source code in this file came from fs/cifs/uniupr.h |
4 | * Copyright (c) International Business Machines Corp., 2000,2002 |
5 | * |
6 | * Some of the source code in this file came from fs/cifs/cifs_unicode.c |
7 | * |
8 | * Copyright (c) International Business Machines Corp., 2000,2009 |
9 | * Modified by Steve French (sfrench@us.ibm.com) |
10 | * Modified by Namjae Jeon (linkinjeon@kernel.org) |
11 | * |
12 | */ |
13 | #include <linux/fs.h> |
14 | #include <linux/module.h> |
15 | #include <linux/slab.h> |
16 | #include <asm/unaligned.h> |
17 | #include "nls_ucs2_utils.h" |
18 | |
19 | MODULE_LICENSE("GPL" ); |
20 | |
21 | /* |
22 | * Latin upper case |
23 | */ |
24 | signed char NlsUniUpperTable[512] = { |
25 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 000-00f */ |
26 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 010-01f */ |
27 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 020-02f */ |
28 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 030-03f */ |
29 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 040-04f */ |
30 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 050-05f */ |
31 | 0, -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, |
32 | -32, -32, -32, -32, -32, /* 060-06f */ |
33 | -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, |
34 | -32, 0, 0, 0, 0, 0, /* 070-07f */ |
35 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 080-08f */ |
36 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 090-09f */ |
37 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0a0-0af */ |
38 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0b0-0bf */ |
39 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0c0-0cf */ |
40 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0d0-0df */ |
41 | -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, |
42 | -32, -32, -32, -32, -32, -32, /* 0e0-0ef */ |
43 | -32, -32, -32, -32, -32, -32, -32, 0, -32, -32, |
44 | -32, -32, -32, -32, -32, 121, /* 0f0-0ff */ |
45 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 100-10f */ |
46 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 110-11f */ |
47 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 120-12f */ |
48 | 0, 0, 0, -1, 0, -1, 0, -1, 0, 0, -1, 0, -1, 0, -1, 0, /* 130-13f */ |
49 | -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, 0, -1, 0, -1, 0, -1, /* 140-14f */ |
50 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 150-15f */ |
51 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 160-16f */ |
52 | 0, -1, 0, -1, 0, -1, 0, -1, 0, 0, -1, 0, -1, 0, -1, 0, /* 170-17f */ |
53 | 0, 0, 0, -1, 0, -1, 0, 0, -1, 0, 0, 0, -1, 0, 0, 0, /* 180-18f */ |
54 | 0, 0, -1, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, /* 190-19f */ |
55 | 0, -1, 0, -1, 0, -1, 0, 0, -1, 0, 0, 0, 0, -1, 0, 0, /* 1a0-1af */ |
56 | -1, 0, 0, 0, -1, 0, -1, 0, 0, -1, 0, 0, 0, -1, 0, 0, /* 1b0-1bf */ |
57 | 0, 0, 0, 0, 0, -1, -2, 0, -1, -2, 0, -1, -2, 0, -1, 0, /* 1c0-1cf */ |
58 | -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, -79, 0, -1, /* 1d0-1df */ |
59 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1e0-1ef */ |
60 | 0, 0, -1, -2, 0, -1, 0, 0, 0, -1, 0, -1, 0, -1, 0, -1, /* 1f0-1ff */ |
61 | }; |
62 | EXPORT_SYMBOL_GPL(NlsUniUpperTable); |
63 | |
64 | /* Upper case range - Greek */ |
65 | static signed char UniCaseRangeU03a0[47] = { |
66 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -38, -37, -37, -37, /* 3a0-3af */ |
67 | 0, -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, |
68 | -32, -32, -32, -32, /* 3b0-3bf */ |
69 | -32, -32, -31, -32, -32, -32, -32, -32, -32, -32, -32, -32, -64, |
70 | -63, -63, |
71 | }; |
72 | |
73 | /* Upper case range - Cyrillic */ |
74 | static signed char UniCaseRangeU0430[48] = { |
75 | -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, |
76 | -32, -32, -32, -32, /* 430-43f */ |
77 | -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, |
78 | -32, -32, -32, -32, /* 440-44f */ |
79 | 0, -80, -80, -80, -80, -80, -80, -80, -80, -80, -80, |
80 | -80, -80, 0, -80, -80, /* 450-45f */ |
81 | }; |
82 | |
83 | /* Upper case range - Extended cyrillic */ |
84 | static signed char UniCaseRangeU0490[61] = { |
85 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 490-49f */ |
86 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 4a0-4af */ |
87 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 4b0-4bf */ |
88 | 0, 0, -1, 0, -1, 0, 0, 0, -1, 0, 0, 0, -1, |
89 | }; |
90 | |
91 | /* Upper case range - Extended latin and greek */ |
92 | static signed char UniCaseRangeU1e00[509] = { |
93 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1e00-1e0f */ |
94 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1e10-1e1f */ |
95 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1e20-1e2f */ |
96 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1e30-1e3f */ |
97 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1e40-1e4f */ |
98 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1e50-1e5f */ |
99 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1e60-1e6f */ |
100 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1e70-1e7f */ |
101 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1e80-1e8f */ |
102 | 0, -1, 0, -1, 0, -1, 0, 0, 0, 0, 0, -59, 0, -1, 0, -1, /* 1e90-1e9f */ |
103 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1ea0-1eaf */ |
104 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1eb0-1ebf */ |
105 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1ec0-1ecf */ |
106 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1ed0-1edf */ |
107 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, /* 1ee0-1eef */ |
108 | 0, -1, 0, -1, 0, -1, 0, -1, 0, -1, 0, 0, 0, 0, 0, 0, /* 1ef0-1eff */ |
109 | 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, /* 1f00-1f0f */ |
110 | 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 1f10-1f1f */ |
111 | 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, /* 1f20-1f2f */ |
112 | 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, /* 1f30-1f3f */ |
113 | 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 1f40-1f4f */ |
114 | 0, 8, 0, 8, 0, 8, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0, /* 1f50-1f5f */ |
115 | 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, /* 1f60-1f6f */ |
116 | 74, 74, 86, 86, 86, 86, 100, 100, 0, 0, 112, 112, |
117 | 126, 126, 0, 0, /* 1f70-1f7f */ |
118 | 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, /* 1f80-1f8f */ |
119 | 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, /* 1f90-1f9f */ |
120 | 8, 8, 8, 8, 8, 8, 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, /* 1fa0-1faf */ |
121 | 8, 8, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 1fb0-1fbf */ |
122 | 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 1fc0-1fcf */ |
123 | 8, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 1fd0-1fdf */ |
124 | 8, 8, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 1fe0-1fef */ |
125 | 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
126 | }; |
127 | |
128 | /* Upper case range - Wide latin */ |
129 | static signed char UniCaseRangeUff40[27] = { |
130 | 0, -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, |
131 | -32, -32, -32, -32, -32, /* ff40-ff4f */ |
132 | -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, -32, |
133 | }; |
134 | |
135 | /* |
136 | * Upper Case Range |
137 | */ |
138 | const struct UniCaseRange NlsUniUpperRange[] = { |
139 | {0x03a0, 0x03ce, UniCaseRangeU03a0}, |
140 | {0x0430, 0x045f, UniCaseRangeU0430}, |
141 | {0x0490, 0x04cc, UniCaseRangeU0490}, |
142 | {0x1e00, 0x1ffc, UniCaseRangeU1e00}, |
143 | {0xff40, 0xff5a, UniCaseRangeUff40}, |
144 | {0} |
145 | }; |
146 | EXPORT_SYMBOL_GPL(NlsUniUpperRange); |
147 | |